Having spent over 150 days on his first tour of the International Space Station, its safe to say that Clayton C. Anderson knows a thing or two about space travel. Now retired and affectionately known as "Astro Clay" by his many admirers on social media and the Internet, Anderson has fielded thousands of questions over the years about spaceflight, living in space, and what its like to be an astronaut. Written with honesty and razor-sharp wit, It's a Question of Space gathers Andersons often humorous answers to these questions and more in a book that will beguile young adults and space buffs alike.